Mastic dispenser



FIG. 1 is a front elevational view of a mastic dispenser, showing my newdesign;

FIG. 2 is a right side elevational view thereof, the left side being amirror image;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevational view thereof.

The ornamental design for a mastic dispenser, as described and shown.